Comparison of in situ and laboratory gamma spectroscopy of natural radionuclides in desert soil.

abstract：:The 3H concentration in Japanese human tissue samples is reported in this paper. Four brain, 10 liver, and nine lung samples from 11 cases were collected from Akita Prefecture in northern Japan from January to July 1986. The median of free-water 3H concentration was similar in these tissues and agreed well with the co...

journal_title：Health physics

authors： Hisamatsu S,Takizawa Y,Itoh M,Ueno K,Katsumata T,Sakanoue M

更新日期：1989-10-01 00:00:00

abstract：:Program Area Committee 5 of the National Council on Radiation Protection and Measurements (NCRP) focuses its activities on environmental radiation and radioactive waste issues. The Committee completed a number of reports in these subject areas, most recently NCRP Report No. 175, Decision Making for Late-Phase Recovery...

journal_title：Health physics

authors： Chen SY,Napier B

更新日期：2016-02-01 00:00:00

abstract：:The National Ignition Facility (NIF) at the Lawrence Livermore National Laboratory (LLNL) in California is currently in operation with the goal to demonstrate fusion energy gain for the first time in the laboratory-also referred to as "ignition." Based on these demonstration experiments, the Laser Inertial Fusion Ener...

journal_title：Health physics

authors： Reyes S,Dunne M,Kramer K,Anklam T,Havstad M,Mazuecos AL,Miles R,Martinez-Frias J,Deri B

更新日期：2013-06-01 00:00:00

abstract：:DOE facilities are required to conduct environmental surveillance to verify that facility operations are operated within the approved risk envelope and have not caused undue risk to the public and the environment. Given a reduced budget, a strategy for analyzing environmental surveillance data was developed to set pri...

journal_title：Health physics

authors： Shyr LJ,Herrera H,Haaker R

更新日期：1997-11-01 00:00:00

abstract：:Nine elementary schools in Maine were examined to track the release of 222Rn and to determine the transfer coefficient from water into air. Water-use simulations were performed by running sinks and sprayers for 1 h in a kitchen. The 222Rn in air was measured over 24 h throughout the school. The subsequent release of 2...

journal_title：Health physics

authors： Guiseppe VE,Gould TJ,Hess CT

更新日期：2007-04-01 00:00:00

abstract：:The processes of uranium extraction, purification, and manufacture involve the risk of chemical intoxication. Acute uranium poisoning elicits renal failure which in turn may lead to death. Great efforts have been put into the search for a protective agent for acute uranium poisoning. Several chelating agents such as E...

journal_title：Health physics

authors： Ubios AM,Braun EM,Cabrini RL

更新日期：1994-05-01 00:00:00

abstract：:A survey of 222Rn levels in 453 houses of physics professors from 101 universities in 42 states (plus the District of Columbia) was carried out with 1-y exposures of nuclear track detectors, accompanied by an extensive questionnaire. The geometric mean concentration was 38 Bq/m3 (1.03 pCi/l), the standard deviation wa...

journal_title：Health physics

authors： Cohen BL

更新日期：1986-08-01 00:00:00

abstract：:Accidents involving exposure to radiation or radioactive materials may involve an unusual degree of emotional trauma. Methods that may be employed in dealing with such trauma are discussed in relation to a specific accident in which a radiation worker was injured and seriously contaminated with 241Am. ...

journal_title：Health physics

authors： Brown WR

更新日期：1983-10-01 00:00:00

abstract：:Newborn (1-2 days old) and weanling (6 wk old) miniature pigs were injected intravenously with 239Pu citrate. Animals from each age group were killed at intervals over a 28-day period to obtain distribution and retention data. The most notable difference between the two age groups was in hepatic deposition and retenti...

journal_title：Health physics

authors： McClanahan BJ,Mahlum DD

更新日期：1983-05-01 00:00:00

abstract：:Storage of radon-producing material in two silos and two waste pits is one of the major environmental and occupational issues at a former uranium production facility, now a Superfund site. In addition, up to 100 metric tons of thorium is stored on the northeast side of the site. Concentrations of radium up to 17,600 B...

journal_title：Health physics

authors： Merrill EA,Akbar-Khanzadeh F

更新日期：1998-05-01 00:00:00

abstract：:ISABELLE is a high-intensity 400-GeV proton-storage ring under construction at Brookhaven National Laboratory (BNL). The radiation-protection problems encountered in its design are in many ways similar to those at high-energy fixed-target facilities: both the laboratory personnel nearby and the public several kilomete...

journal_title：Health physics

authors： Gollon PJ,Casey WR

更新日期：1984-01-01 00:00:00

abstract：:Radon progeny are positively charged immediately after formation. A negatively charged electret collects radon progeny atoms which are produced in the diffusion chamber. The detector sensitivity may be increased by using an electret in front of solid state nuclear track detector. Dependence of detection sensitivity on...

journal_title：Health physics

authors： Nikezić D,Krstić D

更新日期：1995-12-01 00:00:00

abstract：:Homeowners and researchers frequently estimate the radon concentrations in various areas of the home from a single radon measurement often performed in the home's basement. This study describes the spatial variation of radon concentrations both between floors and between rooms on the same floor. The geometric mean bas...

journal_title：Health physics

authors： Fisher EL,Field RW,Smith BJ,Lynch CF,Steck DJ,Neuberger JS

更新日期：1998-11-01 00:00:00

abstract：:Fallout 239,240Pu concentrations in some autopsy tissues from the general population in Japan are described. Body burden and relative distribution among tissues of plutonium were obtained by extrapolating using the mass of relevant tissues of the normal Japanese adult. 239,240Pu-to-90Sr body burden ratio was obtained....

journal_title：Health physics

authors： Kawamura H,Tanaka G

更新日期：1983-01-01 00:00:00

abstract：:The International Commission on Radiological Protection system of radiological protection is based on three pillars: science, ethical and social values, and experience. As far as ethics and the protection of humans are concerned, the system combines the values of beneficence/non-maleficence, prudence, justice, and dig...

journal_title：Health physics

authors： Lochard J

更新日期：2016-02-01 00:00:00

abstract：:The calculation of radiation dose estimates to the fetus is often important in nuclear medicine. To obtain the best estimates of radiation dose to the fetus, the best biological and physical models should be employed. In this paper the most recent data available on the placental crossover of many radiopharmaceuticals ...

journal_title：Health physics

authors： Russell JR,Stabin MG,Sparks RB

更新日期：1997-11-01 00:00:00

abstract：:This presentation provides an overview of the Commonwealth of Pennsylvania's experiences and ongoing studies related to technologically enhanced, naturally occurring radioactive material (TENORM) in the oil and gas industry. It has been known for many years that Pennsylvania's geology is unique, with several areas hav...

journal_title：Health physics

authors： Allard DJ

更新日期：2015-02-01 00:00:00

abstract：:In conventional radiation-therapy facilities, radiation doses to medical personnel originate from the leakage radiation of 60Co teletherapy systems or from photoneutrons produced during the operation of x-ray generators at energies over 10 MeV in unsuitably shielded therapy rooms. In neutron-therapy facilities, during...

journal_title：Health physics

authors： Rosenberg I,Awschalom M,Ten Haken RK,Bennett BR

更新日期：1984-02-01 00:00:00

abstract：:This study provides a retrospective assessment of doses to 13 organs for the most common radiographic examinations conducted between the 1930s and 2010, taking into account typical technical parameters used for radiography during those years. This study is intended to be a resource on changes in medical diagnostic rad...

journal_title：Health physics

authors： Melo DR,Miller DL,Chang L,Moroz B,Linet MS,Simon SL

更新日期：2016-09-01 00:00:00

abstract：:A survey of the 222Rn concentrations in 106 homes in the four main towns of the Central Asturias region was carried out over three years. A total of 1,014 measurements was obtained using passive radon charcoal canisters. The 222Rn concentrations fit a log-normal distribution law, with a geometric mean of 23 Bq m(-3). ...

journal_title：Health physics

authors： Pérez Iglesias JM,Alvarez Alvarez MC,Dopico Vivero MT,Garzón Ruipérez L

更新日期：1996-05-01 00:00:00

abstract：:Health physicists are usually concerned with small amounts of radioactivity and strive to develop techniques to measure them; however, following a terrorist attack involving radioactive materials the converse might be the case, and exposed persons may be heavily contaminated. The Human Monitoring Laboratory (HML) has ...

journal_title：Health physics

authors： Kramer GH,Capello K,Hauck BM,Brown JT

更新日期：2006-10-01 00:00:00

abstract：:The apparent risk of childhood leukemia resulting from paternal pre-conception radiation exposure found among children of the Sellafield (West Cumbria, UK) workforce is compared with the apparent risk in a number of other epidemiological studies. In particular, the extent of the incompatibility of the leukemia pre-con...

journal_title：Health physics

authors： Little MP,Charles MW,Wakeford R

更新日期：1995-03-01 00:00:00

abstract：:Fallout 137Cs levels in soil were measured at 11 diverse sites throughout Montana. Concentrations in near-surface samples ranged from 20-200 mBq g-1 (0.51-5.41 pCi g-1). Most of the 137Cs was in the top 10 cm of soil. Deeper occurrences were attributed to disturbances by animals and to interstitial flow of small sedim...

journal_title：Health physics

authors： Arnalds O,Cutshall NH,Nielsen GA

更新日期：1989-12-01 00:00:00

abstract：:The author was invited to talk about ICRP perceptions of a look to the future. Many questions will be addressed when the International Commission on Radiological Protection (ICRP) initiates a revision of its basic recommendations from 1977, which were published in ICRP Publication 26. This process will take several ye...

journal_title：Health physics

authors： Lindell B

更新日期：1988-08-01 00:00:00

abstract：:The radioactivity of coals and ashes from Spanish coal power plants (CPP) was evaluated. This radioactivity is due mainly to 40K and the U and Th series. The samples were measured in secular equilibrium using a NaI(T1) detector. The annual average airborne releases were also evaluated. An atmospheric dispersion model ...

journal_title：Health physics

authors： Alvarez MC,Garzon L

更新日期：1989-11-01 00:00:00

abstract：:Results are presented from a statewide survey that measured annual 222Rn concentrations in over 2000 single-family, owner-occupied homes in New York state. The participants were selected by a random-digit-dialing telephone interview approach developed by Mitofsky-Waksberg which allows inferences to be made from the sa...

journal_title：Health physics

authors： Perritt RL,Hartwell TD,Sheldon LS,Cox BG,Clayton CA,Jones SM,Smith ML,Rizzuto JE

更新日期：1990-02-01 00:00:00

abstract：:In 1959, the Test Manager's Committee to Establish Fallout Doses calculated estimated external gamma exposure at populated locations based upon measurements of external gamma-exposure rate. Using these calculations and estimates of population, we have tabulated the collective estimated external gamma exposures for com...

journal_title：Health physics

authors： Anspaugh LR,Church BW

更新日期：1986-07-01 00:00:00

abstract：:The concentrations of various trace elements and radionuclides have been measured in marine protein concentrates prepared from surface feeding fishes. As with concentrates prepared from benthic fishes, the 210Pb-210Po pair are the most significant radionuclides present. Concentrations of stable Pb, Co and Ag in certai...

journal_title：Health physics

authors： Beasley TM,Jokela TA,Eagle RJ

更新日期：1971-12-01 00:00:00

abstract：:Smoke from a wildfire in northern New Mexico that moved along the border of the Los Alamos National Laboratory (LANL) was monitored for ²³⁹Pu in the event that the fire might cross into LANL property containing locations with low, but greater than background, levels of ²³⁹Pu and other alpha-emitting radionuclides. Thr...

journal_title：Health physics

authors： Whicker JJ,Baltz D,Eisele WF,Hart OF,McNaughton MW,Green AA

更新日期：2012-08-01 00:00:00

abstract：:Dose rates from contaminated soil and hot particles have been calculated for several organs of a reference human. The calculation was performed using the computer code QAD-CGGP, a point kernel code employing combinatorial geometry for the representation of the human phantom. QAD uses buildup factors based on the geome...

journal_title：Health physics

authors： Tsoulfanidis N,Phillips K

更新日期：1991-11-01 00:00:00